Cluster test driver 3 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 1.847606 2.806727 2.297668 2 1 3.489817 1.485276 3.003438 3 1 4.029615 3.782939 2.407209 Masses 1 28.0855